Elife 10 , e66097 (2021)
Type I and III collagen are most relevant for tendons and ligaments
The provider documents what the patient is trying to accomplish, whether that is recovery from a soft tissue injury, lean mass and recomposition, skin or hair quality, or longevity oriented goals
Common causes include: Pernicious anemia, an autoimmune disorder hindering Vitamin B12 absorption Gastrointestinal surgeries, like gastrectomy, impact Vitamin B12 uptake Long-term use of certain medications, such as metformin or proton pump inhibitors Diets lacking in Vitamin B12, often seen in vegans and vegetarians For those without a deficiency, Vitamin B12 injections are not typically recommended, as their body can naturally regulate and excrete excess amounts of the vitamin
How long that 10mg lasts depends on the research design and once reconstituted, the material has a finite stable window